Magmatic Core [Coldsnap] Plains (This Digimon can't be deleted

(This Digimon can't be deleted in battles against Security Digimon

Set: Champions of Kamigawa Type: Legendary Artifact — Equipment Rarity: Uncommon Cost: {3} Equipped creature gets +1/+1

Remove all charge counters from Relic Amulet: It deals that much damage to target creature

Set: Shadows over Innistrad Prerelease Promos Type: Creature — Vampire Wizard Rarity: Rare Cost: {1}{B} At the beginning of each player's upkeep

Magmatic Core [Coldsnap] Plains (This Digimon can't be deletedSet: Coldsnap Type: Enchantment Rarity: Uncommon Cost: {2}{R}{R} Cumulative upkeep {1} (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.) At the beginning of your end step, Magmatic Core deals X damage divided as you choose among any number of target creatures, where X is the number of age counters on it.